Hollyland Mars M1 5.5" Wireless Transceiver Monitor Enables the housing to fit

Enables the housing to fit a GoPro camera with an LCD Touch BacPac or Battery BacPac attached

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The mic swivels 90-degree on both sides

and features a rubber base which prevents any wind noise from entering the rear of the microphone's pickup area while ensuring a secure fit

Advanced 1900mAh Enduro battery gives you longer runtimes in a variety of temperatures and conditions

Hollyland Mars M1 5.5" Wireless Transceiver Monitor Enables the housing to fitTransmit, receive, and monitor high quality wireless video transmissions using this compact Mars M1 5. 5" Wireless Transceiver Monitor from Hollyland. The Mars M1 features a 5. 5" touchscreen display that provides a sharp resolution and 1000 cd m brightness for follow focus and director's monitoring applications. Its built in wireless transmitter and receiver allow you to send and receive video between M1 units or as well as to from the Mars 400S Pro,